Cephalid Coliseum [From the Vault: Realms] New Phyrexia Promos Set: Alpha Edition Type: Enchantment

Set: Alpha Edition Type: Enchantment Rarity: Rare Cost: {R}{R} Whenever one or more creatures you control attack

if no creatures are on the battlefield

They phase in before you untap during your untap step

there is an additional combat phase

{T}: Prevent all damage that would be dealt to you this turn by attacking creatures without flying

Cephalid Coliseum [From the Vault: Realms] New Phyrexia Promos Set: Alpha Edition Type: EnchantmentSet: From the Vault: Realms Type: Land Rarity: Mythic {T}: Add {U}. Cephalid Coliseum deals 1 damage to you. Threshold {U}, {T}, Sacrifice Cephalid Coliseum: Target player draws three cards, then discards three cards. Activate only if seven or more cards are in your graveyard.